发明名称 |
Face structure for a golf club head |
摘要 |
A golf club head having a multiple material face is disclosed herein. The golf club head has a coefficient of restitution value greater than 0.83 and a characteristic time value of less than 257 milliseconds. The golf club head is preferably composed of a titanium alloy with a polymer layer disposed over a titanium alloy front wall. A preferred polymer is a polyurethane polymer.
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申请公布号 |
US7878922(B2) |
申请公布日期 |
2011.02.01 |
申请号 |
US20100686208 |
申请日期 |
2010.01.12 |
申请人 |
CALLAWAY GOLF COMPANY |
发明人 |
EHLERS STEVEN M.;KOSMATKA JOHN B.;NIGRO ANTHONY V.;ERICKSON MATTHEW J. |
分类号 |
A63B53/04 |
主分类号 |
A63B53/04 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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